{"title":"Semaphore 1: threshold days by year","description":"Days at or beyond each fixed threshold at Semaphore 1, by year.","dataAsOf":"2026-10-15T00:00:00Z","lastRevised":"2026-10-16","source":"Source: NOAA National Centers for Environmental Information, Global Historical Climatology Network Daily (GHCN-Daily). Records are computed by World Extreme Weather Monitor and are not official NOAA products.","licence":"US Government open data (NOAA NCEI)","page":"https://worldextremeweathermonitor.com/stations/ASN00023049/thresholds/","columns":[{"name":"threshold","description":"Threshold id, for example tmax_ge_40c."},{"name":"year","description":"Calendar year."},{"name":"days","description":"Days in the year at or beyond the threshold."},{"name":"first","description":"First qualifying date of the year."},{"name":"last","description":"Last qualifying date of the year."},{"name":"longest_streak","description":"Longest run of consecutive qualifying days inside the year."}],"rows":[{"threshold":"prcp_ge_10mm","year":1907,"days":10,"first":"1907-04-05","last":"1907-11-03","longest_streak":2},{"threshold":"prcp_ge_10mm","year":1908,"days":12,"first":"1908-01-31","last":"1908-12-21","longest_streak":2},{"threshold":"prcp_ge_10mm","year":1909,"days":15,"first":"1909-03-06","last":"1909-11-13","longest_streak":2},{"threshold":"prcp_ge_10mm","year":1910,"days":15,"first":"1910-03-05","last":"1910-10-18","longest_streak":4},{"threshold":"prcp_ge_10mm","year":1911,"days":7,"first":"1911-02-01","last":"1911-12-04","longest_streak":1},{"threshold":"prcp_ge_10mm","year":1912,"days":6,"first":"1912-03-09","last":"1912-10-09","longest_streak":1},{"threshold":"prcp_ge_10mm","year":1913,"days":9,"first":"1913-01-03","last":"1913-12-23","longest_streak":1},{"threshold":"prcp_ge_10mm","year":1914,"days":5,"first":"1914-03-13","last":"1914-12-15","longest_streak":1},{"threshold":"prcp_ge_10mm","year":1915,"days":9,"first":"1915-04-11","last":"1915-11-15","longest_streak":1},{"threshold":"prcp_ge_10mm","year":1916,"days":12,"first":"1916-06-03","last":"1916-10-22","longest_streak":2},{"threshold":"prcp_ge_10mm","year":1917,"days":9,"first":"1917-02-14","last":"1917-11-21","longest_streak":2},{"threshold":"prcp_ge_10mm","year":1918,"days":5,"first":"1918-05-10","last":"1918-10-07","longest_streak":1},{"threshold":"prcp_ge_10mm","year":1919,"days":14,"first":"1919-02-16","last":"1919-12-27","longest_streak":2},{"threshold":"prcp_ge_10mm","year":1920,"days":14,"first":"1920-03-06","last":"1920-12-27","longest_streak":2},{"threshold":"prcp_ge_10mm","year":1921,"days":13,"first":"1921-01-02","last":"1921-11-26","longest_streak":1},{"threshold":"prcp_ge_10mm","year":1922,"days":15,"first":"1922-01-05","last":"1922-12-25","longest_streak":2},{"threshold":"prcp_ge_10mm","year":1923,"days":20,"first":"1923-05-07","last":"1923-12-18","longest_streak":3},{"threshold":"prcp_ge_25mm","year":1908,"days":1,"first":"1908-10-16","last":"1908-10-16","longest_streak":1},{"threshold":"prcp_ge_25mm","year":1909,"days":2,"first":"1909-08-19","last":"1909-10-01","longest_streak":1},{"threshold":"prcp_ge_25mm","year":1910,"days":5,"first":"1910-03-05","last":"1910-09-10","longest_streak":3},{"threshold":"prcp_ge_25mm","year":1913,"days":2,"first":"1913-02-14","last":"1913-12-23","longest_streak":1},{"threshold":"prcp_ge_25mm","year":1916,"days":1,"first":"1916-06-26","last":"1916-06-26","longest_streak":1},{"threshold":"prcp_ge_25mm","year":1917,"days":1,"first":"1917-02-14","last":"1917-02-14","longest_streak":1},{"threshold":"prcp_ge_25mm","year":1918,"days":2,"first":"1918-05-10","last":"1918-10-07","longest_streak":1},{"threshold":"prcp_ge_25mm","year":1919,"days":2,"first":"1919-02-16","last":"1919-02-18","longest_streak":1},{"threshold":"prcp_ge_25mm","year":1920,"days":3,"first":"1920-04-14","last":"1920-12-27","longest_streak":1},{"threshold":"prcp_ge_25mm","year":1921,"days":3,"first":"1921-01-02","last":"1921-11-05","longest_streak":1},{"threshold":"prcp_ge_25mm","year":1923,"days":5,"first":"1923-05-08","last":"1923-12-18","longest_streak":1},{"threshold":"prcp_ge_50mm","year":1913,"days":1,"first":"1913-02-14","last":"1913-02-14","longest_streak":1},{"threshold":"prcp_ge_50mm","year":1920,"days":2,"first":"1920-06-01","last":"1920-12-27","longest_streak":1},{"threshold":"prcp_ge_50mm","year":1923,"days":1,"first":"1923-06-11","last":"1923-06-11","longest_streak":1}]}